| /* Iterator of varobj. |
| Copyright (C) 2013-2016 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| /* A node or item of varobj, composed of the name and the value. */ |
| |
| typedef struct varobj_item |
| { |
| /* Name of this item. */ |
| std::string name; |
| |
| /* Value of this item. */ |
| struct value *value; |
| } varobj_item; |
| |
| struct varobj_iter_ops; |
| |
| /* A dynamic varobj iterator "class". */ |
| |
| struct varobj_iter |
| { |
| /* The 'vtable'. */ |
| const struct varobj_iter_ops *ops; |
| |
| /* The varobj this iterator is listing children for. */ |
| struct varobj *var; |
| |
| /* The next raw index we will try to check is available. If it is |
| equal to number_of_children, then we've already iterated the |
| whole set. */ |
| int next_raw_index; |
| }; |
| |
| /* The vtable of the varobj iterator class. */ |
| |
| struct varobj_iter_ops |
| { |
| /* Destructor. Releases everything from SELF (but not SELF |
| itself). */ |
| void (*dtor) (struct varobj_iter *self); |
| |
| /* Returns the next object or NULL if it has reached the end. */ |
| varobj_item *(*next) (struct varobj_iter *self); |
| }; |
| |
| /* Returns the next varobj or NULL if it has reached the end. */ |
| |
| #define varobj_iter_next(ITER) (ITER)->ops->next (ITER) |
| |
| /* Delete a varobj_iter object. */ |
| |
| #define varobj_iter_delete(ITER) \ |
| do \ |
| { \ |
| if ((ITER) != NULL) \ |
| { \ |
| (ITER)->ops->dtor (ITER); \ |
| delete (ITER); \ |
| } \ |
| } while (0) |